Thinktool 191 Bi-Directional Diagnostic Scanner – 8″ TCOS, CAN FD, DoIP & 35 Service Functions | 2-Year Warranty & 3-Year Software Updates
The Thinkcar THINKTOOL 191 is a compact professional scanner for workshops that need full-system diagnostics, active testing and modern vehicle protocol support without moving to a large flagship tablet. It uses THINKCAR’s TCOS interface and the ThinkDiag Mini 2 vehicle interface.

Why Choose This Tool?
The 191 balances workshop capability with portability. Its 8-inch form factor is easy to carry around a vehicle, while CAN FD, DoIP, advanced coding and 35 maintenance functions provide the tools required for a wide range of current passenger-vehicle jobs.
Diagnostic & Service Capabilities
- Full-system scan with DTC reading/clearing and live data
- Bi-directional control for supported actuators and components
- Advanced ECU coding and special functions where supported
- 35 maintenance functions for common service procedures
- Expandable support for THINKCAR TPMS, endoscope, scope, printer and battery-test modules
Hardware & Connectivity
| Display | 8″ touchscreen |
|---|---|
| Operating System | TCOS |
| Processor | MTK8365 Cortex-A53 Quad-Core 2.0GHz |
| RAM / Storage | 4GB / 64GB |
| Battery | 4150mAh / 3.8V |
| VCI | ThinkDiag Mini 2 |
| Protocols | CAN FD, DoIP and standard OBD communication protocols |
Ideal Workshop Applications
- General repair workshops requiring active tests and coding
- Mobile diagnostic technicians needing a compact professional scanner
- Modern passenger vehicles using CAN FD or DoIP
- Service-reset and maintenance operations across supported brands
Compatibility & Package Notes
Online programming is not represented as a standard THINKTOOL 191 capability. Confirm exact coding, SGW and special-function coverage for the vehicle before ordering.
Software package: 3 years of passenger-vehicle software updates are included.
Before ordering: Vehicle coverage, coding, programming, active tests and service functions can vary by make, model, year, ECU, region and software authorization. Contact Automax Tools with the VIN or exact vehicle details if you need confirmation for a specific function.
Professional Workshop Supply from Automax Tools
Supplied by Automax Tools for professional garages, diagnostic technicians, mobile mechanics and automotive service businesses in the UAE, GCC and international markets.
Warranty: 2 years. Software updates: 3 years included with this scanner.






























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